Lua APA (7ú heag.)

Morgan, K., & Suter, S. (2014). Lessons in teaching number & place value in primary schools. SAGE/Learning Matters.

Lua i Stíl Chicago (17ú heag.)

Morgan, Kath, agus Stephanie Suter. Lessons in Teaching Number & Place Value in Primary Schools. Los Angeles: SAGE/Learning Matters, 2014.

Lua MLA (9ú heag.)

Morgan, Kath, agus Stephanie Suter. Lessons in Teaching Number & Place Value in Primary Schools. SAGE/Learning Matters, 2014.

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